UA 143 then KE 552 at Narita
Denver → Tokyo → Seoul
Timetable, Tokyo time
15:35UA 143 from Denver at the gate
19:01KE 552 to Seoul leaves the gate
3 h 26 apart on the timetable
Today
From the airport’s board at 23:27 Tokyo time
15:33UA 143 reached the gate2 min early
19:01KE 552 left the gateon time
3 h 28 between the gates
The last days
UA 143 and KE 552 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.